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      1 /*
      2  * Copyright (C) 2010 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 #ifndef _CUTILS_KLOG_H_
     18 #define _CUTILS_KLOG_H_
     19 
     20 #include <sys/cdefs.h>
     21 
     22 __BEGIN_DECLS
     23 
     24 void klog_init(void);
     25 void klog_set_level(int level);
     26 void klog_close(void);
     27 void klog_write(int level, const char *fmt, ...)
     28     __attribute__ ((format(printf, 2, 3)));
     29 
     30 __END_DECLS
     31 
     32 #define KLOG_ERROR(tag,x...)   klog_write(3, "<3>" tag ": " x)
     33 #define KLOG_WARNING(tag,x...) klog_write(4, "<4>" tag ": " x)
     34 #define KLOG_NOTICE(tag,x...)  klog_write(5, "<5>" tag ": " x)
     35 #define KLOG_INFO(tag,x...)    klog_write(6, "<6>" tag ": " x)
     36 #define KLOG_DEBUG(tag,x...)   klog_write(7, "<7>" tag ": " x)
     37 
     38 #define KLOG_DEFAULT_LEVEL  3  /* messages <= this level are logged */
     39 
     40 #endif
     41